Lexus ES manuals

Lexus ES: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Panoramic Moon Roof System

DTC No.

Detection Item

Link

B2341

Sensor (Motor) Failure

B2342

Switch Failure

B2343

Position Initialization Incomplete

B2344

Position Failure

B2345

Motor Control Relay Stuck ON

B2346

Lost Communication with Front Shade Module

B2347

Sensor (Motor) Failure (Fr Shade)

B2348

Position Initialization Incomplete (Fr Shade)

B2349

Position Failure (Fr Shade)

B234A

Motor Control Relay Stuck ON (Fr Shade)

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 Sensor (Motor) Failure (B2341,B2344)

DESCRIPTION When the sliding roof ECU (sliding roof drive gear assembly) detects a motor malfunction and the sliding roof operation is stopped, DTC B2341 is stored. When the sliding roof ECU (sliding

 Switch Failure (B2342)

DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear assembly) detects that the panoramic moon roof switch (map light sub-assembly) is stuck for 30 seconds or more. DTC

 Position Initialization Incomplete (B2343)

DESCRIPTION This DTC is stored when the sliding roof ECU (sliding roof drive gear assembly) has not been initialized. DTC No. Detection Item DTC Detection Condition Trouble Area B2343 P

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 Steering Sensor Signal Malfunction (C1784)

DESCRIPTION Steering sensor signals are sent to the absorber control ECU via CAN communication. If a communication error is detected, DTC C1784 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory C1784 Steering Sensor Signal Malfunction

 Adjustment

ADJUSTMENT PROCEDURE 1. REMOVE WASHER NOZZLE SUB-ASSEMBLY Click here 2. ADJUST WASHER NOZZLE SUB-ASSEMBLY (a) Select a washer nozzle sub-assembly so the position the washer fluid hits the windshield will be within the standard area. Replace the washer nozzle sub-assembly with the selected one.

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